2004544512 has 132 divisors (see below), whose sum is σ = 5822486800. Its totient is φ = 664215552.

The previous prime is 2004544447. The next prime is 2004544519. The reversal of 2004544512 is 2154454002.

2004544512 is a `hidden beast` number, since 200 + 4 + 5 + 4 + 451 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (2004544519) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1833438 + ... + 1834530.

Almost surely, 2^2004544512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2004544512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2911243400).

2004544512 is an abundant number, since it is smaller than the sum of its proper divisors (3817942288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2004544512 is a wasteful number, since it uses less digits than its factorization.

2004544512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318 (or 1297 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 2004544512 is about 44772.1399086530. The cubic root of 2004544512 is about 1260.8746157323.

Adding to 2004544512 its reverse (2154454002), we get a palindrome (4158998514).

It can be divided in two parts, 2004544 and 512, that added together give a square (2005056 = 1416²).

The spelling of 2004544512 in words is "two billion, four million, five hundred forty-four thousand, five hundred twelve".